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   1 #
   2 # kbuild file for firmware/
   3 #
   4
   5 # Create $(fwabs) from $(CONFIG_EXTRA_FIRMWARE_DIR) -- if it doesn't have a
   6 # leading /, it's relative to $(srctree).
   7 fwdir := $(subst ",,$(CONFIG_EXTRA_FIRMWARE_DIR))
   8 fwabs := $(addprefix $(srctree)/,$(filter-out /%,$(fwdir)))$(filter /%,$(fwdir))
   9
  10 fw-external-y := $(subst ",,$(CONFIG_EXTRA_FIRMWARE))
  11
  12 # There are three cases to care about:
  13 # 1. Building kernel with CONFIG_FIRMWARE_IN_KERNEL=y -- $(fw-shipped-y) should
  14 #    include the firmware files to include, according to .config
  15 # 2. 'make modules_install', which will install firmware for modules, and
  16 #    _also_ for the in-kernel drivers when CONFIG_FIRMWARE_IN_KERNEL=n
  17 # 3. 'make firmware_install', which installs all firmware, unconditionally.
  18
  19 # For the former two cases we want $(fw-shipped-y) and $(fw-shipped-m) to be
  20 # accurate. In the latter case it doesn't matter -- it'll use $(fw-shipped-all).
  21 # But be aware that the config file might not be included at all.
  22
  23 ifdef CONFIG_ACENIC_OMIT_TIGON_I
  24 acenic-objs := acenic/tg2.bin
  25 fw-shipped- += acenic/tg1.bin
  26 else
  27 acenic-objs := acenic/tg1.bin acenic/tg2.bin
  28 endif
  29 fw-shipped-$(CONFIG_3C359) += 3com/3C359.bin
  30 fw-shipped-$(CONFIG_ACENIC) += $(acenic-objs)
  31 fw-shipped-$(CONFIG_ADAPTEC_STARFIRE) += adaptec/starfire_rx.bin \
  32                                          adaptec/starfire_tx.bin
  33 fw-shipped-$(CONFIG_ATARI_DSP56K) += dsp56k/bootstrap.bin
  34 fw-shipped-$(CONFIG_ATM_AMBASSADOR) += atmsar11.fw
  35 fw-shipped-$(CONFIG_CASSINI) += sun/cassini.bin
  36 fw-shipped-$(CONFIG_COMPUTONE) += intelliport2.bin
  37 fw-shipped-$(CONFIG_CHELSIO_T3) += cxgb3/t3b_psram-1.1.0.bin \
  38                                    cxgb3/t3c_psram-1.1.0.bin \
  39                                    cxgb3/t3fw-7.1.0.bin
  40 fw-shipped-$(CONFIG_DVB_TTUSB_BUDGET) += ttusb-budget/dspbootcode.bin
  41 fw-shipped-$(CONFIG_E100) += e100/d101m_ucode.bin e100/d101s_ucode.bin \
  42                              e100/d102e_ucode.bin
  43 fw-shipped-$(CONFIG_PCMCIA_SMC91C92) += ositech/Xilinx7OD.bin
  44 fw-shipped-$(CONFIG_SCSI_ADVANSYS) += advansys/mcode.bin advansys/38C1600.bin \
  45                                       advansys/3550.bin advansys/38C0800.bin
  46 fw-shipped-$(CONFIG_SCSI_QLOGIC_1280) += qlogic/1040.bin qlogic/1280.bin \
  47                                          qlogic/12160.bin
  48 fw-shipped-$(CONFIG_SCSI_QLOGICPTI) += qlogic/isp1000.bin
  49 fw-shipped-$(CONFIG_SMCTR) += tr_smctr.bin
  50 fw-shipped-$(CONFIG_SND_KORG1212) += korg/k1212.dsp
  51 fw-shipped-$(CONFIG_SND_MAESTRO3) += ess/maestro3_assp_kernel.fw \
  52                                      ess/maestro3_assp_minisrc.fw
  53 fw-shipped-$(CONFIG_SND_SB16_CSP) += sb16/mulaw_main.csp sb16/alaw_main.csp \
  54                                      sb16/ima_adpcm_init.csp \
  55                                      sb16/ima_adpcm_playback.csp \
  56                                      sb16/ima_adpcm_capture.csp
  57 fw-shipped-$(CONFIG_SLICOSS) += slicoss/gbdownload.sys slicoss/gbrcvucode.sys \
  58                                 slicoss/oasisdbgdownload.sys \
  59                                 slicoss/oasisdownload.sys \
  60                                 slicoss/oasisrcvucode.sys
  61 fw-shipped-$(CONFIG_SXG) += sxg/saharadownloadB.sys \
  62                                 sxg/saharadbgdownloadB.sys
  63 fw-shipped-$(CONFIG_SND_YMFPCI) += yamaha/ds1_ctrl.fw yamaha/ds1_dsp.fw \
  64                                    yamaha/ds1e_ctrl.fw
  65 fw-shipped-$(CONFIG_TEHUTI) += tehuti/bdx.bin
  66 fw-shipped-$(CONFIG_TIGON3) += tigon/tg3.bin tigon/tg3_tso.bin \
  67                                tigon/tg3_tso5.bin
  68 fw-shipped-$(CONFIG_TYPHOON) += 3com/typhoon.bin
  69 fw-shipped-$(CONFIG_USB_DABUSB) += dabusb/firmware.fw dabusb/bitstream.bin
  70 fw-shipped-$(CONFIG_USB_EMI26) += emi26/loader.fw emi26/firmware.fw \
  71                                   emi26/bitstream.fw
  72 fw-shipped-$(CONFIG_USB_EMI62) += emi62/loader.fw emi62/bitstream.fw \
  73                                   emi62/spdif.fw emi62/midi.fw
  74 fw-shipped-$(CONFIG_USB_KAWETH) += kaweth/new_code.bin kaweth/trigger_code.bin \
  75                                    kaweth/new_code_fix.bin \
  76                                    kaweth/trigger_code_fix.bin
  77 ifdef CONFIG_FIRMWARE_IN_KERNEL
  78 fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_MPR) += keyspan/mpr.fw
  79 fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA18X) += keyspan/usa18x.fw
  80 fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA19) += keyspan/usa19.fw
  81 fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA19QI) += keyspan/usa19qi.fw
  82 fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA19QW) += keyspan/usa19qw.fw
  83 fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA19W) += keyspan/usa19w.fw
  84 fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA28) += keyspan/usa28.fw
  85 fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA28XA) += keyspan/usa28xa.fw
  86 fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA28XB) += keyspan/usa28xb.fw
  87 fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA28X) += keyspan/usa28x.fw
  88 fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA49W) += keyspan/usa49w.fw
  89 fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_USA49WLC) += keyspan/usa49wlc.fw
  90 else
  91 fw-shipped- += keyspan/mpr.fw keyspan/usa18x.fw keyspan/usa19.fw        \
  92         keyspan/usa19qi.fw keyspan/usa19qw.fw keyspan/usa19w.fw         \
  93         keyspan/usa28.fw keyspan/usa28xa.fw keyspan/usa28xb.fw          \
  94         keyspan/usa28x.fw keyspan/usa49w.fw keyspan/usa49wlc.fw
  95 endif
  96 fw-shipped-$(CONFIG_USB_SERIAL_TI) += ti_3410.fw ti_5052.fw \
  97                                       mts_cdma.fw mts_gsm.fw mts_edge.fw
  98 fw-shipped-$(CONFIG_USB_SERIAL_EDGEPORT) += edgeport/boot.fw edgeport/boot2.fw \
  99                                             edgeport/down.fw edgeport/down2.fw
 100 fw-shipped-$(CONFIG_USB_SERIAL_EDGEPORT_TI) += edgeport/down3.bin
 101 fw-shipped-$(CONFIG_USB_SERIAL_WHITEHEAT) += whiteheat_loader.fw whiteheat.fw \
 102                                            # whiteheat_loader_debug.fw
 103 fw-shipped-$(CONFIG_USB_SERIAL_KEYSPAN_PDA) += keyspan_pda/keyspan_pda.fw
 104 fw-shipped-$(CONFIG_USB_SERIAL_XIRCOM) += keyspan_pda/xircom_pgs.fw
 105 fw-shipped-$(CONFIG_USB_VICAM) += vicam/firmware.fw
 106 fw-shipped-$(CONFIG_VIDEO_CPIA2) += cpia2/stv0672_vp4.bin
 107 fw-shipped-$(CONFIG_YAM) += yam/1200.bin yam/9600.bin
 108
 109 fw-shipped-all := $(fw-shipped-y) $(fw-shipped-m) $(fw-shipped-)
 110
 111 # Directories which we _might_ need to create, so we have a rule for them.
 112 firmware-dirs := $(sort $(patsubst %,$(objtree)/$(obj)/%/,$(dir $(fw-external-y) $(fw-shipped-all))))
 113
 114 quiet_cmd_mkdir = MKDIR   $(patsubst $(objtree)/%,%,$@)
 115       cmd_mkdir = mkdir -p $@
 116
 117 quiet_cmd_ihex  = IHEX    $@
 118       cmd_ihex  = $(OBJCOPY) -Iihex -Obinary $< $@
 119
 120 quiet_cmd_ihex2fw  = IHEX2FW $@
 121       cmd_ihex2fw  = $(objtree)/$(obj)/ihex2fw $< $@
 122
 123 quiet_cmd_h16tofw  = H16TOFW $@
 124       cmd_h16tofw  = $(objtree)/$(obj)/ihex2fw -w $< $@
 125
 126 quiet_cmd_fwbin = MK_FW   $@
 127       cmd_fwbin = FWNAME="$(patsubst firmware/%.gen.S,%,$@)";                \
 128                   FWSTR="$(subst /,_,$(subst .,_,$(subst -,_,$(patsubst      \
 129                                 firmware/%.gen.S,%,$@))))";                  \
 130                   ASM_WORD=$(if $(CONFIG_64BIT),.quad,.long);                \
 131                   ASM_ALIGN=$(if $(CONFIG_64BIT),3,2);                       \
 132                   PROGBITS=$(if $(CONFIG_ARM),%,@)progbits;                  \
 133                   echo "/* Generated by firmware/Makefile */"           > $@;\
 134                   echo "    .section .rodata"                           >>$@;\
 135                   echo "    .p2align $${ASM_ALIGN}"                     >>$@;\
 136                   echo "_fw_$${FWSTR}_bin:"                             >>$@;\
 137                   echo "    .incbin \"$(2)\""                           >>$@;\
 138                   echo "_fw_end:"                                       >>$@;\
 139                   echo "   .section .rodata.str,\"aMS\",$${PROGBITS},1" >>$@;\
 140                   echo "    .p2align $${ASM_ALIGN}"                     >>$@;\
 141                   echo "_fw_$${FWSTR}_name:"                            >>$@;\
 142                   echo "    .string \"$$FWNAME\""                       >>$@;\
 143                   echo "    .section .builtin_fw,\"a\",$${PROGBITS}"    >>$@;\
 144                   echo "    .p2align $${ASM_ALIGN}"                     >>$@;\
 145                   echo "    $${ASM_WORD} _fw_$${FWSTR}_name"            >>$@;\
 146                   echo "    $${ASM_WORD} _fw_$${FWSTR}_bin"             >>$@;\
 147                   echo "    $${ASM_WORD} _fw_end - _fw_$${FWSTR}_bin"   >>$@;
 148
 149 # One of these files will change, or come into existence, whenever
 150 # the configuration changes between 32-bit and 64-bit. The .S files
 151 # need to change when that happens.
 152 wordsize_deps := $(wildcard include/config/64bit.h include/config/32bit.h \
 153                 include/config/ppc32.h include/config/ppc64.h \
 154                 include/config/superh32.h include/config/superh64.h \
 155                 include/config/x86_32.h include/config/x86_64.h)
 156
 157 # Workaround for make < 3.81, where .SECONDEXPANSION doesn't work.
 158 # It'll end up depending on these targets, so make them a PHONY rule which
 159 # depends on _all_ the directories in $(firmware-dirs), and it'll work out OK.
 160 PHONY += $(objtree)/$$(%) $(objtree)/$(obj)/$$(%)
 161 $(objtree)/$$(%) $(objtree)/$(obj)/$$(%): $(firmware-dirs)
 162         @true
 163
 164 # For the $$(dir %) trick, where we need % to be expanded first.
 165 .SECONDEXPANSION:
 166
 167 $(patsubst %,$(obj)/%.gen.S, $(fw-shipped-y)): %: $(wordsize_deps) \
 168                 | $(objtree)/$$(dir %)
 169         $(call cmd,fwbin,$(patsubst %.gen.S,%,$@))
 170 $(patsubst %,$(obj)/%.gen.S, $(fw-external-y)): %: $(wordsize_deps) \
 171                 include/config/extra/firmware/dir.h | $(objtree)/$$(dir %)
 172         $(call cmd,fwbin,$(fwabs)/$(patsubst $(obj)/%.gen.S,%,$@))
 173
 174 # The .o files depend on the binaries directly; the .S files don't.
 175 $(patsubst %,$(obj)/%.gen.o, $(fw-shipped-y)): %.gen.o: %
 176 $(patsubst %,$(obj)/%.gen.o, $(fw-external-y)): $(obj)/%.gen.o: $(fwdir)/%
 177
 178 # .ihex is used just as a simple way to hold binary files in a source tree
 179 # where binaries are frowned upon. They are directly converted with objcopy.
 180 $(obj)/%: $(obj)/%.ihex | $(objtree)/$(obj)/$$(dir %)
 181         $(call cmd,ihex)
 182
 183 # .HEX is also Intel HEX, but where the offset and length in each record
 184 # is actually meaningful, because the firmware has to be loaded in a certain
 185 # order rather than as a single binary blob. Thus, we convert them into our
 186 # more compact binary representation of ihex records (<linux/ihex.h>)
 187 $(obj)/%.fw: $(obj)/%.HEX $(obj)/ihex2fw | $(objtree)/$(obj)/$$(dir %)
 188         $(call cmd,ihex2fw)
 189
 190 # .H16 is our own modified form of Intel HEX, with 16-bit length for records.
 191 $(obj)/%.fw: $(obj)/%.H16 $(obj)/ihex2fw | $(objtree)/$(obj)/$$(dir %)
 192         $(call cmd,h16tofw)
 193
 194 $(firmware-dirs):
 195         $(call cmd,mkdir)
 196
 197 obj-y                            += $(patsubst %,%.gen.o, $(fw-external-y))
 198 obj-$(CONFIG_FIRMWARE_IN_KERNEL) += $(patsubst %,%.gen.o, $(fw-shipped-y))
 199
 200 # Remove .S files and binaries created from ihex
 201 # (during 'make clean' .config isn't included so they're all in $(fw-shipped-))
 202 targets := $(fw-shipped-) $(patsubst $(obj)/%,%, \
 203                                 $(shell find $(obj) -name \*.gen.S 2>/dev/null))
 204
 205 # Without this, built-in.o won't be created when it's empty, and the
 206 # final vmlinux link will fail.
 207 obj-n := dummy
 208
 209 hostprogs-y := ihex2fw